Ignition Signal Check

WARNING: This page is about a different car, the 2003 Infiniti M45. However, it is still accessible from the selected car via links, so may be relevant.

IGNITION SIGNAL CHECK
1. Disconnect the AV and NAVI control unit connector.
2. Turn ignition switch ON.
3. Check voltage between AV and NAVI control unit harness connector B29 terminal 26 (W/G) and ground.
  1. Battery voltage should exist.
OK or NG

OK >> Replace AV and NAVI control unit.

NG >> Check harness for open or short between AV and NAVI control unit and fuse.

Fig 1: Checking Voltage Between Harness Connector B29 Terminal 26 (W/G) & Ground
Courtesy of NISSAN MOTOR CO., U.S.A.